package com.dong.springbootweb.controller;

import java.util.HashMap;
import java.util.LinkedHashSet;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

/**asdf
 * @author: dzj
 * @date 2018/8/16-9:43
 */
public class HeyController {

/**
 * thishie hishei this this
 */
    public String hello(int i) {
        if(i>0) {
            System.out.println(hello(--i));
        }
        return "a";
    }

    public static void main(String[] args) {
        Map<String,Object>  map = new HashMap<>();
        new HeyController().hello(11);
        LinkedHashSet lhs = new LinkedHashSet();

        if(true) {
            ConcurrentHashMap<String,Object> cmap = new ConcurrentHashMap<>();

        }
    }




}
